%0 Journal Article %T Upper Gastrointestinal Crohn's Disease: Literature Review and Case Presentation %A Amer Akmal %A Lan Wang %A Matthew A. Grossman %A Soorya N. Aggarwal %A Yana Cavanagh %J Archive of "Case Reports in Gastrointestinal Medicine". %D 2019 %R 10.1155/2019/2708909 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6545755/